Add support for ElkM1 alarm/automation panel (#16952)

* Add support for ElkM1 alarm/automation panel.

* fix lines too long

* Address PR comments

* Fix hound ci errors

* Changes for PR comments

* Use vol.Range for checking range value

* Address PR comments

* Fix lint errors

* Added elkm1-lib requirement

* Update coverage to exclude elk

* Fix flake8 errors

* Fix flake8 error

* Cleanup config parsing

* Add housecode converter

* fix PR comments

* fix syntax error

* Fix PR comment